OBJECTIVES To determine the relationship between semen quality and exposure to pesticide residues. METHODS A cross-sectional study was conducted among male farmers from 3 different communities in Sabah, Malaysia. A total of 152 farmers participated in this study of whom 62 farmers had been exposed to either paraquat or malathion or both to varying extents. Questionnaires were designed to reco...

Aim: To investigate the prevalence of high levels of sperm DNA damage among men from infertile couples with both normal and abnormal standard semen parameters. Methods: A total of 350 men from infertile couples were assessed. Standard semen analysis and sperm chromatin structure assay (SCSA) were carried out. Results: Ninety-seven men (28% of the whole study group) had a DNA fragmentation index...

background: chromomycin a3 (cma3) staining has been used to assess protamine deficiency. the aim of this study was to determine credibility of cma3 along with semen parameters for assessment of fertility potential. materials and methods: semen analysis and cma3 staining were carried out on 234 fertile and 178 subfertile individuals. semen analysis was assessed according to who criteria. protami...

PURPOSE To date, standard semen parameters have been the only parameters investigated in sperm samples of infertile men in Algeria. We investigated, for the first time, semen parameters according to sperm DNA fragmentation (SDF) in these subjects. MATERIALS AND METHODS SDF was determined by a validated sperm chromatin dispersion test in 26 infertile men. Patients were split into two groups ac...

OBJECTIVE To quantify the effect of the new 2010 World Health Organization (WHO) semen analysis reference values on reclassifying previous semen analysis parameters and definition of patients with male factor infertility. DESIGN A multi-institutional retrospective chart review. SETTING University and private male infertility clinics. PATIENT(S) Men referred for infertility evaluation. I...